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MDX-C8500R/C8500X
5-4.
BLOCK DIAGRAM – DISPLAY/KEY CONTROL Section –
REMOTE IN
DSPDATA,DSPCKO
(Page 21)
J
05
D611
LSW751,901–917,
S901 – 904
ENCODER
J651
D701
48 72
46
47
4
106
12
MAIN BODY SIDE
X105
18.432MHz
61 63 33
57
86
85
62
LIQUID CRYSTAL DISPLAY
DRIVE CONTROLLER
IC701 (1/2)
60
64 66
100 99 98
SEG1 – SEG74
1 – 74
LIQUID CRYSTAL DISPLAY
RE901
ROTARY
VOLUME/BASS/
TREBLE/BALANCE/
RE901
FADER CONTROL
KEY ACTIVE
SWITCH
B/U +5V
Q701, 702
116 115
79
80
MASTER CONTROLLER
IC502 (3/4)
13
CN701
CN901
FRONT PANEL SIDE
14
1
MDX-C8500R : LSW901 – 908,
LSW910 – 917
MDX-C8500X : LSW901 – 908,
LSW912 – 917
LED
DRIVE
Q902
C953, R957
OSC
96
85
(MDX-C8500R)
COM1 – COM8
83 – 76
LCD901
22
22
BUZZER
S102
BZ101
DRIVE
(NOSE DETECT)
(BUZZER)
Q351
117
15
LCD B+
LED910 – 915
(LCD BACK LIGHT)
LED
LED DRIVE
DRIVE
Q903
Q901
(MDX-C8500X)
(MDX-C8500X)
84
86
(MDX-C8500R)
LIQUID CRYSTAL DISPLAY DRIVER
IC901
LED751
B+ SWITCH
(MD DISC SLOT),
LCD B+
Q751, 752
LSW751
Z
118
93
92
73
74
X104
X103
3.68MHz
32.768kHz
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